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Basic Radio Propagation Predictions for December 1959 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Included are contour charts of monthly median ๐น2-zero-MUF and ๐น2-4000-MUF for each of four zones: W, I (Afro-European), E, I (Pacific) ; a worldwide contour chart of monthly median E-2000-MFU; a contour chart of median ๐‘“๐ธs; and a chart showing percentage of time occurrence for ๐ธs-200-MUF in excess of 15 Mc.
Date: September 1959
Creator: Central Radio Propagation Laboratory (U.S.)
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Basic Radio Propagation Predictions for February 1963 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Included are contour charts of monthly median ๐น2-zero-MUF and ๐น2-4000-MUF for each of four zones: W, I (Afro-European), E, I (Pacific) ; a worldwide contour chart of monthly median E-2000-MFU; a contour chart of median ๐‘“๐ธs; and a chart showing percentage of time occurrence for ๐ธs-200-MUF in excess of 15 Mc.
Date: November 1962
Creator: Central Radio Propagation Laboratory (U.S.)
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Basic Radio Propagation Predictions for March 1963 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Included are contour charts of monthly median ๐น2-zero-MUF and ๐น2-4000-MUF for each of four zones: W, I (Afro-European), E, I (Pacific) ; a worldwide contour chart of monthly median E-2000-MFU; a contour chart of median ๐‘“๐ธs; and a chart showing percentage of time occurrence for ๐ธs-200-MUF in excess of 15 Mc.
Date: December 1962
Creator: Central Radio Propagation Laboratory (U.S.)
open access

Basic Radio Propagation Predictions for November 1959 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Included are contour charts of monthly median ๐น2-zero-MUF and ๐น2-4000-MUF for each of four zones: W, I (Afro-European), E, I (Pacific) ; a worldwide contour chart of monthly median E-2000-MFU; a contour chart of median ๐‘“๐ธs; and a chart showing percentage of time occurrence for ๐ธs-200-MUF in excess of 15 Mc.
Date: August 1959
Creator: Central Radio Propagation Laboratory (U.S.)
open access

Basic Radio Propagation Predictions for October 1946 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Also included are determinations of great-circle distances, bearings, location of transmission control points; calculations of maximum usable frequencies; absorption, distance range, and lowest useful high frequencies; and sample muf and owf calculations.
Date: July 1, 1946
Creator: Central Radio Propagation Laboratory (U.S.)
open access

Basic Radio Propagation Predictions for October 1959 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Included are contour charts of monthly median ๐น2-zero-MUF and ๐น2-4000-MUF for each of four zones: W, I (Afro-European), E, I (Pacific) ; a worldwide contour chart of monthly median E-2000-MFU; a contour chart of median ๐‘“๐ธs; and a chart showing percentage of time occurrence for ๐ธs-200-MUF in excess of 15 Mc.
Date: July 1959
Creator: Central Radio Propagation Laboratory (U.S.)
open access

Basic Radio Propagation Predictions for September 1959 Three Months in Advance

Description: Monthly publication forecasting radio propagation world-wide presenting monthly average maximum usable frequencies in charts with narrative explanations. Included are contour charts of monthly median ๐น2-zero-MUF and ๐น2-4000-MUF for each of four zones: W, I (Afro-European), E, I (Pacific) ; a worldwide contour chart of monthly median E-2000-MFU; a contour chart of median ๐‘“๐ธs; and a chart showing percentage of time occurrence for ๐ธs-200-MUF in excess of 15 Mc.
Date: June 1959
Creator: Central Radio Propagation Laboratory (U.S.)
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